Question

A sphere and a cone have the same volume. Each figure has a radius of 3 inches. What is the height of the cone?

Answers

Reiny
If r = 3
Volume of sphere = (4/3)π r^3 = 36π
volume of a cone = (1/3)π r^2 h =3π h

3π h = 36π
3h = 36
h = 12

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